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| Formation of new blood vessels; one mechanism by which cancer spreads. |
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| Programmed cell death involving a cascade of specific cellular events leading to death and destruction of the cell. |
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| A cancer patient's stem cells are harvested and stored before chemotherapy begins. Then, the stored cells are returned to the patient by injection. |
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| Malignant tumor whose nondifferentiated cells exhibit loss of contact inhibition, uncontrolled growth, and the ability to invade tissues and metastasize. |
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| Environmental agent that causes mutations leading to the development of cancer. |
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| Cancer arising in epithelial tissue. |
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| Protein that regularly increases and decreases in concentration during the cell cycle. |
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| Chemical signal that regulates mitosis and differentiation of cells that have receptors for it; important in such processes as fetal development, tissue maintenance and repair, and hematopoiesis; sometimes a contributing factor in cancer. |
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| Cancer of the blood-forming tissues leading to the overproduction of abnormal white blood cells. |
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| Cancer of lymphatic tissue (reticular connective tissue). |
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| Spread of cancer from place of origin throughout the body; caused by the ability of cancer cells to migrate and invade tissues. |
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| Agent, such as radiation or a chemical, that brings about a mutation. |
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| Physician who specializes in one or more types of cancer. |
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| Normal gene that can become an oncogene through mutation. |
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| Cancer that arises in muscle and connective tissue. |
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| Tip of the end of a chromosome. |
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| Cells derived from a single mutated cell that has repeatedly undergone cell division; benign tumors remain at the site of origin, and malignant tumors metastasize. |
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| Blood test for a substance, such as a tumor antigen, that indicates a patient has cancer. |
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| Gene that codes for a protein that ordinarily suppresses cell division; inactivity can lead to a tumor. |
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